19523988

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1049}}^1$

素因数の和:1117

約数の個数: 72

約数和(自身を含む): 55036800

約数和(自身を除く): 35512812

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 47, 66, 94, 99, 132, 141, 188, 198, 282, 396, 423, 517, 564, 846, 1034, 1049, 1551, 1692, 2068, 2098, 3102, 3147, 4196, 4653, 6204, 6294, 9306, 9441, 11539, 12588, 18612, 18882, 23078, 34617, 37764, 46156, 49303, 69234, 98606, 103851, 138468, 147909, 197212, 207702, 295818, 415404, 443727, 542333, 591636, 887454, 1084666, 1626999, 1774908, 2169332, 3253998, 4880997, 6507996, 9761994, 19523988]

約数ペア:

[(1, 19523988), (2, 9761994), (3, 6507996), (4, 4880997), (6, 3253998), (9, 2169332), (11, 1774908), (12, 1626999), (18, 1084666), (22, 887454), (33, 591636), (36, 542333), (44, 443727), (47, 415404), (66, 295818), (94, 207702), (99, 197212), (132, 147909), (141, 138468), (188, 103851), (198, 98606), (282, 69234), (396, 49303), (423, 46156), (517, 37764), (564, 34617), (846, 23078), (1034, 18882), (1049, 18612), (1551, 12588), (1692, 11539), (2068, 9441), (2098, 9306), (3102, 6294), (3147, 6204), (4196, 4653)]